<template>
  <el-form size="small">
    <el-form-item>
      <el-radio v-model="radioValue" :label="1"> 日，允许的通配符[, - * ? / L W] </el-radio>
    </el-form-item>
    <el-form-item>
      <el-radio v-model="radioValue" :label="2"> 不指定 </el-radio>
    </el-form-item>
    <el-form-item>
      <el-radio v-model="radioValue" :label="3">
        周期从
        <el-input-number v-model="cycle01" :min="1" :max="30" /> -
        <el-input-number v-model="cycle02" :min="cycle01 ? cycle01 + 1 : 2" :max="31" /> 日
      </el-radio>
    </el-form-item>
    <el-form-item>
      <el-radio v-model="radioValue" :label="4">
        从
        <el-input-number v-model="average01" :min="1" :max="30" /> 号开始，每
        <el-input-number v-model="average02" :min="1" :max="31 - average01 || 1" /> 日执行一次
      </el-radio>
    </el-form-item>
    <el-form-item>
      <el-radio v-model="radioValue" :label="5">
        每月
        <el-input-number v-model="workday" :min="1" :max="31" /> 号最近的那个工作日
      </el-radio>
    </el-form-item>
    <el-form-item>
      <el-radio v-model="radioValue" :label="6"> 本月最后一天 </el-radio>
    </el-form-item>
    <el-form-item>
      <el-radio v-model="radioValue" :label="7">
        指定
        <el-select clearable v-model="checkboxList" placeholder="可多选" multiple style="width: 100%">
          <el-option v-for="item in 31" :key="item" :value="item">{{ item }}</el-option>
        </el-select>
      </el-radio>
    </el-form-item>
  </el-form>
</template>

<script>
export default {
  data() {
    return {
      radioValue: 1,
      workday: 1,
      cycle01: 1,
      cycle02: 2,
      average01: 1,
      average02: 1,
      checkboxList: [],
      checkNum: this.$options.propsData.check
    }
  },
  name: 'crontab-day',
  props: ['check', 'cron'],
  methods: {
    radioChange() {
      ;('day rachange')
      if (this.radioValue !== 2 && this.cron.week !== '?') {
        this.$emit('update', 'week', '?', 'day')
      }
      switch (this.radioValue) {
        case 1:
          this.$emit('update', 'day', '*')
          break
        case 2:
          this.$emit('update', 'day', '?')
          break
        case 3:
          this.$emit('update', 'day', this.cycleTotal)
          break
        case 4:
          this.$emit('update', 'day', this.averageTotal)
          break
        case 5:
          this.$emit('update', 'day', this.workday + 'W')
          break
        case 6:
          this.$emit('update', 'day', 'L')
          break
        case 7:
          this.$emit('update', 'day', this.checkboxString)
          break
      }
      ;('day rachange end')
    },
    cycleChange() {
      if (this.radioValue == '3') {
        this.$emit('update', 'day', this.cycleTotal)
      }
    },
    averageChange() {
      if (this.radioValue == '4') {
        this.$emit('update', 'day', this.averageTotal)
      }
    },
    workdayChange() {
      if (this.radioValue == '5') {
        this.$emit('update', 'day', this.workdayCheck + 'W')
      }
    },
    checkboxChange() {
      if (this.radioValue == '7') {
        this.$emit('update', 'day', this.checkboxString)
      }
    }
  },
  watch: {
    radioValue: 'radioChange',
    cycleTotal: 'cycleChange',
    averageTotal: 'averageChange',
    workdayCheck: 'workdayChange',
    checkboxString: 'checkboxChange'
  },
  computed: {
    cycleTotal: function () {
      const cycle01 = this.checkNum(this.cycle01, 1, 30)
      const cycle02 = this.checkNum(this.cycle02, cycle01 ? cycle01 + 1 : 2, 31, 31)
      return cycle01 + '-' + cycle02
    },
    averageTotal: function () {
      const average01 = this.checkNum(this.average01, 1, 30)
      const average02 = this.checkNum(this.average02, 1, 31 - average01 || 0)
      return average01 + '/' + average02
    },
    workdayCheck: function () {
      const workday = this.checkNum(this.workday, 1, 31)
      return workday
    },
    checkboxString: function () {
      let str = this.checkboxList.join()
      return str == '' ? '*' : str
    }
  }
}
</script>
